Mechanics: Efficiency of the Machine
A machine is supplied energy at a rate of 4,000 W and does useful work at a rate of 3,760 W. What is the efficiency of the machine?
a. 92 percent
b. 94 percent
c. 96 percent
d. 97 percent?
https://brainmass.com/engineering/mechanical-engineering/mechanics-efficiency-machine-15297
Solution Summary
The efficiency of the machine can be found by dividing the useful work by the supplied energy.
$2.19